Add case for when user agent is nil

Add test for nil user agent
2020-02-16 10:10:18 -06:00 · 2020-02-16 10:10:18 -06:00 · b2beeeab25
commit b2beeeab25
parent 37c24b0df5
2 changed files with 7 additions and 1 deletions
--- a/rootfs/etc/nginx/lua/util/same_site.lua
+++ b/rootfs/etc/nginx/lua/util/same_site.lua
@ -13,7 +13,9 @@ local _M = {}
 -- browsers which will reject SameSite=None cookies.
 -- reference: https://www.chromium.org/updates/same-site/incompatible-clients
 function _M.same_site_none_compatible(user_agent)
-  if string.match(user_agent, "Chrome/4") then
+  if not user_agent then
+    return true
+  elseif string.match(user_agent, "Chrome/4") then
    return false
  elseif string.match(user_agent, "Chrome/5") then
    return false